数字通信设备时钟同步分析与计算

The Analyses and Calculation For Timing Synchronization in Digital Communication Equipment

在综合通信设备中,时钟电路与数字传输中的定时及同步密不可分,它直接影响着通信质量的好坏.通过对数字信号进行综合处理的数字通信设备中时钟同步系统帧同步的设计方法的探讨,分析时钟系统参数在数字通信设备内部引起的各种影响,并准确计算时延值,以保证最佳服务状态,这对于提高局内数字信号质量有重要参考价值.

In integrated communication equipment, timing and synchronization of clock circuit and digital transmission are combined tightly . It directly influences communication quality. Through discussing the design method which can be integrated processing frame synchronization of clock timing system for digital signal, analysis the various influences of systematic timing parameter that inside digital communication equipment, and accurately calculates prolong value to guarantee best service state. It can be referred to increase digital signal quality in communication system.